Case 590ST - Page 228

7-MAINTENANCE
equipmentyouttoaCASECONSTRUCTIONmachine
thatisfoundtohaverunwithblendofNON-APPROVED
fuel(fuelthatdoesnotfullltherequirementsofASTM
D6751orEN14214).
Biodieselfuelusageconditions
Youmuststringentlyfollowthebiodieselfuelusagecon-
ditions.Incorrectapplicationofthebiodieselfuelusage
conditionscouldleadtoseveredamagetotheengineand
fuelinjectionequipment.
Themainconcernsaboutoperationofequipmentwith
biodieselfuelsare:
•
Filterandinjectorblockagecausedbypoorfuelquality
•
Wearandcorrosionofinternalcomponentsduetowa-
tercontent,whichaffectslubricity
•
Deteriorationofsomerubbersealingcompoundsinthe
fuelsystem
•
Biodieseloxidation,whichcanleadtotheformationof
depositsthatmayharmthefuelinjectionsystem
NOTICE:CASECONSTRUCTIONWarrantywillnot
coveranyproblemintheenginefuelinjectionequip-
mentthatresultsfromnon-compliancewiththefollowing
conditionsforbiodieselfuelhandlingandbiodieselfuel
maintenance.
Purchasebiodieselfuelfromatrustedsupplierwho
understandstheproductandmaintainsacceptable
fuelquality.Itishighlyrecommendedthatyouuse
biodieselfromBQ9000accreditedsupplierstomaintain
thequalityandconsistencyofthefuel.TheBQ9000
QualityManagementProgramisaccreditedbytheNa-
tionalBiodieselBoardforproducersandmarketersof
biodieselfuel.SeetheNationalBiodieselBoardwebsite
atwww.biodiesel.orgformoreinformation.
Thesuppliermustpre-blendbiodieselfuel.Mixing
biodieselfuelblendson-sitecanresultinanincorrect
mixturethatmaydamagetheengineand/orfuelsystem.
NOTICE:CASECONSTRUCTIONmayvoidyourwar-
rantyiftheproblemisassociatedwithpoorfuelquality
duetoimproperblending.Itistheresponsibilityofthe
fuelsupplierand/oryourselftoensuretherighttypeof
fuelandblendisdeliveredandused.
Maintenanceintervals
Formachinesusingtheall-electronicengineswithahigh-
pressurecommonrailfuelsystem,theuseofbiodiesel
blendsuptoB20reducestheengineoilandlterchange
intervalto250h.Forallengines,seetheoperator’sman-
ualforspecicmaintenanceintervals.
Checkallhoses,connectionsandgasketstoensurein-
tegrityandcleanlinessevery3monthsor150hoursof
operation,whichevercomesrst.
Regularoilsamplingishighlyrecommendedtomonitor
foroildeteriorationandenginedeterioration.
NOTE:Oilsamplingkitsareavailablefromyourautho-
rizedCASECONSTRUCTIONdealer.
Whenswitchingbackfrombiodieseltoregular#2diesel,
youshouldchangeallfuellters,oilandoillterevenif
thechangeoverfallsbetweenroutineserviceintervals.
Storage
Youshouldnotstorethemachineformorethanthree
monthswithbiodieselfuelinthefuelsystem.Forlonger
storagetime,CASECONSTRUCTIONstronglysuggests
thatyouuseonlyregular#2orEN590dieselfuel.
NOTE:Ifyoumuststoreamachineforlongerthan3
months,youmustruntheengineregular#2orEN590
dieselfuelforaminimumof20hpriortostorage.This
willushthebiodieselfueloutofthefuelsystem.
Biodieselfuelishighlyhygroscopicandtendstocollect
watermorethandieselfuel.Watercollectionincreases
theriskofalgaeandbacteriagrowththatcancausese-
veredamagetothefuelinjectionsystem.Keepthema-
chinefueltanksandon-sitestoragetanksasfullaspossi-
bletolimittheamountofairandwatervaporinside.Drain
waterfromthetanksatleastonceaweek.
NOTICE:UseonlyCASECONSTRUCTIONapproved
biocideadditives.
7-6